Major

Employers

PROSPERITY HAPPENS ON PURPOSE.

For DuPage businesses, the Advantage is in the details, details like a highly educated workforce, a business-friendly environment and a premier global business location. They’re the reason major companies are choosing DuPage as their place to prosper.

DUPAGE COUNTY LARGEST EMPLOYERS
(BY FULL-TIME LOCAL EMPLOYMENT)

COMPANY NAME LOCATION WORKFORCE
JEWEL-OSCO ITASCA 11,589
EMPLOYCO USA INC. WESTMONT 8,405
Source: Crain’s Book of Lists, 2025    

DUPAGE COUNTY TOP 15 PUBLICLY-HELD COMPANIES
(BY REVENUE)

COMPANY NAME LOCATION WORKFORCE
DOVER CORP. DOWNERS GROVE 25,000
HUB GROUP INC. OAK BROOK 5,950
TREEHOUSE FOODS OAK BROOK 7,400
SUNCOKE ENERGY INC. LISLE 1,151
AAR CORP WOOD DALE 5,000
FEDERAL SIGNAL CORP. OAK BROOK 4,500
ACCEL ENTERTAINMENT INC. BURR RIDGE 1,330
KNOWLES CORP ITASCA 7,100
PORTILLO’S INC OAK BROOK 8,180
CTS CORP. LISLE 4,081
Source: Crain’s Book of Lists, 2025    

DUPAGE COUNTY TOP 15 PRIVATELY-HELD COMPANIES
(BY REVENUE)

COMPANY NAME LOCATION LOCAL WORKFORCE
TOPCO ASSOCIATES LLC ITASCA 399
HAVI GROUP DOWNERS GROVE 690
ACE HARDWARE CORP. OAK BROOK 1,100
KEHE DISTRIBUTORS NAPERVILLE 744
NAPLETON AUTOMOTIVE GROUP OAKBROOK TERRACE 1,015
HEARTHSIDE FOOD SOLUTIONS DOWNERS GROVE 3,435
INLAND REAL ESTATE GROUP OAK BROOK 672
ARCO/MURRAY NATIONAL CONSTRUCTION CO. DOWNERS GROVE 457
DULY HEALTH AND CARE DOWNERS GROVE 4,472
PARTS TOWN ADDISON 944
BOLER CO. WOODRIDGE 177
SIRVA INC. OAKBROOK TERRACE N/A
AIT WORLDWIDE LOGISTICS INC. ITASCA 443
CHAMBERLAIN GROUP LLC OAK BROOK 732
FCL BUILDERS LLC ITASCA 121
READERLINK LLC OAK BROOK 444
ENSONO DOWNERS GROVE 1,054
NOW HEALTH GROUP INC. BLOOMINGDALE 1,400
Source: Crain’s Book of Lists, 2025    

DUPAGE COUNTY FORTUNE 500 COMPANIES

NO. COMPANY NAME REVENUE ($M) LOCATION
429 ACE HARDWARE $9,500 OAK BROOK
456 DOVER $8,400 DOWNERS GROVE
Source: Fortune, 2025      

DUPAGE COUNTY FASTEST GROWING COMPANIES

COMPANY NAME REVENUE ($M) LOCATION
E78 PARTNERS $108.8 OAK BROOK
DOUBLE GOOD $253.8 BURR RIDGE
RHM STAFFING SOLUTIONS $106.3 OAK BROOK
ARCO/MURRAY NATIONAL CONSTRUCTION CO. $2,800 OAK BROOK
OSM WORLDWIDE $619.5 GLENDALE HEIGHTS
CULTIVATE BRANDS LP $17.2 OAK BROOK
INPIRA FINANCIAL $712.2 OAK BROOK
PARTS TOWN $333.6 ADDISON
WAVICLE DATA SOLUTIONS $47.6 OAK BROOK
AIT WORLDWIDE LOGISTICS $1,800 ITASCA
CONDATA $23.6 ITASCA
IMPACT ADVISORS $215 NAPERVILLE
Source: Crain’s Chicago 2025